ISO/IEC 17065:2012
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Conformity assessment — Requirements for bodies certifying products, processes and services |
ISO/IEC 17025:2005
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General requirements for the competence of testing and calibration laboratories |
EN 1759-3:2003/AC:2004
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FLANGES AND THEIR JOINTS - CIRCULAR FLANGES FOR PIPES, VALVES, FITTINGS AND ACCESSORIES, CLASS DESIGNATED - PART 3: COPPER ALLOY FLANGES |
ISO 7005-2:1988
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Metallic flanges — Part 2: Cast iron flanges |
ISO/IEC 17050-1:2004
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Conformity assessment Supplier's declaration of conformity Part 1: General requirements |
EN 13906-3:2014
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Cylindrical helical springs made from round wire and bar - Calculation and design - Part 3: Torsion springs |
EN 60534-1:2005
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Industrial-process control valves - Part 1: Control valve terminology and general considerations |
EN 13906-1:2013
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Cylindrical helical springs made from round wire and bar - Calculation and design - Part 1 : Compression springs |
EN 1349:2009
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Industrial process control valves |
EN 1759-1:2004
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Flanges and their joint - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 1: Steel flanges, NPS 1/2 to 24 |
EN 1759-4:2003
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Flanges and their joint - Circular flanges for pipes, valves, fittings and accessories, class designated - Part 4: Aluminium alloy flanges |
EN 1092-3:2003/AC:2007
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FLANGES AND THEIR JOINTS - CIRCULAR FLANGES FOR PIPES, VALVES, FITTINGS AND ACCESSORIES, PN DESIGNATED - PART 3: COPPER ALLOY FLANGES |
ISO 6708:1995
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Pipework components Definition and selection of DN (nominal size) |
EN ISO 6708:1995
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Pipework components - Definition and selection of DN (nominal size) (ISO 6708:1995) |
EN 13906-2:2013
|
Cylindrical helical springs made from round wire and bar - Calculation and design - Part 2: Extension springs |
EN 12279:2000/A1:2005
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GAS SUPPLY SYSTEMS - GAS PRESSURE REGULATING INSTALLATIONS ON SERVICE LINES - FUNCTIONAL REQUIREMENTS |
EN 1092-4:2002
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Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 4: Aluminium alloy flanges |
EN 437:2003+A1:2009
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Test gases - Test pressures - Appliance categories |
PREN 334 : DRAFT 2016
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GAS PRESSURE REGULATORS FOR INLET PRESSURE UP TO 100 BAR |
EN ISO 9001:2015
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Quality management systems - Requirements (ISO 9001:2015) |
EN ISO/IEC 17065:2012
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Conformity assessment - Requirements for bodies certifying products, processes and services (ISO/IEC 17065:2012) |
EN 10204:2004
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Metallic products - Types of inspection documents |
ISO 9001:2015
|
Quality management systems — Requirements |
ISO/IEC Guide 2:2004
|
Standardization and related activities General vocabulary |
EN ISO/IEC 17050-1:2010
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Conformity assessment - Supplier's declaration of conformity - Part 1: General requirements (ISO/IEC 17050-1:2004, corrected version 2007-06-15) |
CEN Guide 4:2008
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GUIDE FOR ADDRESSING ENVIRONMENTAL ISSUES IN PRODUCT STANDARDS |
EN 45020 : 2006
|
STANDARDIZATION AND RELATED ACTIVITIES - GENERAL VOCABULARY |
EN 1092-2:1997
|
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges |
IEC 60534-1:2005
|
Industrial-process control valves - Part 1: Control valve terminology and general considerations |
EN 12186:2014
|
Gas infrastructure - Gas pressure regulating stations for transmission and distribution - Functional requirements |